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Table 2 Formulations of gellan gum gel and PVAc-borax

From: Towards a novel strategy for soot removal from water-soluble materials: the synergetic effect of hydrogels and cyclomethicone on gelatine emulsion-based photographs

Gellan gum gels (total weight = 30 g)

Gellan gum

Water

Other solvents

Gel 1/Gel 6 (water)

0.6 g

29.4 g

–––

Gel 2/Gel 7 (30% EtOH)

0.6 g

20.4 g

9 g EtOH

Gel 3/Gel 8 (0.5% Photo-flo)

0.6 g

29.25 g

0.15 g Photo-flo

PVAc-borax gels (total weight = 50 g)

10% PVAc stock solution

6% borax stock solution

Water

EtOH

Gel 4/Gel 9 (water)

15 g

8.33 g

26.67 g

–––––

Gel 5/Gel 10 (30% EtOH)

15 g

8.33 g

11.67 g

15 g